The PROfezzion star filter is available in 4 points star filter, 6 points star filter, and 8 points star filter, with thread sizes from 40.5-77mm.

Product Highlights
[1]- Adds some sparkle to the light source while shooting
[2]- The filter is adjustable to change the direction of the star effect
[3]- Made of high-quality aluminum alloy and optical glass
[4]- Comes with a protective filter case
[5]- 4 points star filter, 6 points star filter, and 8 points star filter available
[6]- Different thread sizes available from 40.5-77mm

It fits for any lens with a 40.5mm front filter thread, below are a few lenses with 40.5mm filter thread for your reference:

Sony A6400 A5100 A7C with E PZ 16-50mm f/3.5-5.6 OSS Lens
Sony FE 28-60mm f/4-5.6 Lens
......

Packaging includes:
40.5mm Star Filter x 1
Delicate and Portable Filter Case x 1

Tip: The best star effect occurs when the light source is against a darker background. With an 8 point filter, the many star lines may tend to overpower the rest of the image, so use it carefully. Generally, mid-range apertures or larger ones are sufficient to achieve a good star effect.